Home| FAQ Search:Advanced|Person|Company| Type|Class Login
Quick search:
Patent number:
Patent Date:
first    back  next  last
US Patent: 587,624
Wrench
Patentee:
Ira B. Tripp - Aurora, IL

USPTO Classifications:
81/120, 81/318, 81/340

Tool Categories:
wrenches : bicycle or pocket wrenches
wrenches : wrench adjustment types : quick adjust wrenches
wrenches : wrench combination tools

Assignees:
None

Manufacturer:
Best Wrench Co. - Chicago, IL

Witnesses:
Archie G. Reese
L. Della McGirr
E. H. Watson
W. J. Thompson

Patent Dates:
Applied: Apr. 16, 1897
Granted: Aug. 03, 1897

Patent Pictures: [ 1 | 2 ]
Ira B. Tripp patent August 3, 1897
USPTO pdf tiff
Google Patents
Report data errors or omissions
Description:
A combination alligator wrench, spoke nipple wrench, screwdriver and adjustable nut wrench. The movable jaw has rack teeth that are held in engagement with rack teeth on the main shank by the action of a lever handle.

A five-inch long version was produced and marketed as the "Best Wrench." It is noted in tool kits supplied with bicycles sold by Sears, Roebuck & Co. in the late 19th Century. Known examples marked only with the patent date.

Corresponding Canadian patent CA-61,024 was granted Aug. 24, 1898.

Copyright © 2002-2017 - DATAMP